134205747502431 has 24 divisors (see below), whose sum is σ = 196730055569152. Its totient is φ = 81319099078800.

The previous prime is 134205747502423. The next prime is 134205747502459.

134205747502431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134205747502431 - 2³ = 134205747502423 is a prime.

It is a super-2 number, since 2×134205747502431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134205747102431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38598421 + ... + 41931486.

Almost surely, 2^{134205747502431} is an apocalyptic number.

134205747502431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134205747502431 is a deficient number, since it is larger than the sum of its proper divisors (62524308066721).

134205747502431 is a wasteful number, since it uses less digits than its factorization.

134205747502431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80534523 (or 80534512 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 134205747502431 in words is "one hundred thirty-four trillion, two hundred five billion, seven hundred forty-seven million, five hundred two thousand, four hundred thirty-one".